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Nature of Operations and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Sep. 30, 2014
Accounting Policies [Abstract] |
Potentially Dilutive Common Shares | At September 30, 2014, 2013 and 2012, the following potentially dilutive common shares were excluded from the net loss per share calculation, as they would have been antidilutive:
|  | 2014 |  |  | 2013 |  |  | 2012 |
Stock options |  |  | 2,334,326 |  |  |  | 2,824,964 |  |  |  | 3,512,286 |
Warrants |  |  | 6,667 |  |  |  | 6,667 |  |  |  | 6,667 |
Restricted stock units |  |  | 1,101,303 |  |  |  | 692,504 |  |  |  | 515,834 |
Total potentially dilutive common shares outstanding |  |  | 3,442,296 |  |  |  | 3,524,135 |  |  |  | 4,034,787 |
Computation of Basic and Diluted Net Loss Per Share | The computation of basic and diluted net loss per share for the fiscal years ended September 30, 2014, 2013 and 2012 is as follows:
|  | 2014 |  |  | 2013 |  |  | 2012 |
Net loss |  | $ | (5,291,869 | ) |  | $ | (7,275,706 | ) |  | $ | (7,839,996 | )
Weighted-average common shares and share equivalents outstanding—basic |  |  | 30,446,063 |  |  |  | 27,492,670 |  |  |  | 25,124,179 |
Effect of dilutive stock options |  |  | — |  |  |  | — |  |  |  | — |
Weighted-average common shares and share equivalents outstanding—diluted |  |  | 30,446,063 |  |  |  | 27,492,670 |  |  |  | 25,124,179 |
Net loss per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | (0.17 | ) |  | $ | (0.26 | ) |  | $ | (0.31 | )
Diluted |  | $ | (0.17 | ) |  | $ | (0.26 | ) |  | $ | (0.31 | )
Summary of Accounts Receivable, Net | Accounts receivable, net, is as follows (in thousands):
|  | September 30, 2014 |  |  | September 30, 2013 |
Accounts receivable |  | $ | 2,961,450 |  |  | $ | 1,506,627 |
Less: Allowance for doubtful accounts |  |  | (6,100 | ) |  |  | (12,000 | )
Accounts receivable, net |  | $ | 2,955,350 |  |  | $ | 1,494,627 |
Summary of Property and Equipment | The following is a summary of property and equipment as of September 30, 2014 and 2013:
|  | 2014 |  |  | 2013 |
Property and equipment—at cost: |  |  |  |  |  |  |  |
Equipment |  | $ | 1,177,364 |  |  | $ | 1,054,868 |
Furniture and fixtures |  |  | 227,189 |  |  |  | 227,189 |
Leasehold improvements |  |  | 980,837 |  |  |  | 975,838 |
|  |  | 2,385,390 |  |  |  | 2,257,895 |
Less: accumulated depreciation and amortization |  |  | (1,092,120 | ) |  |  | (628,231 | )
Total property and equipment, net |  | $ | 1,293,270 |  |  | $ | 1,629,664 |
Components of Comprehensive Loss | The following table summarizes the components of comprehensive loss for the fiscal years ended September 30, 2014, 2013 and 2012:
|  | 2014 |  |  | 2013 |  |  | 2012 |
Net loss |  | $ | (5,291,869 | ) |  | $ | (7,275,706 | ) |  | $ | (7,839,996 | )
Other comprehensive loss: |  |  |  |  |  |  |  |  |  |  |  |
Change in unrealized gains (losses) on marketable securities |  |  | (9,648 | ) |  |  | 2,454 |  |  |  | 9,239 |
Total comprehensive loss |  | $ | (5,301,517 | ) |  | $ | (7,273,252 | ) |  | $ | (7,830,757 | )

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